Mariners relief prospect Thyago Vieira threw a bullpen workout Friday at the Peoria Sports Complex.
Mariners relief prospect Thyago Vieira threw a bullpen workout Friday at the Peoria Sports Complex. Seattle Mariners
Mariners relief prospect Thyago Vieira threw a bullpen workout Friday at the Peoria Sports Complex. Seattle Mariners
Mariners Insider Blog

Mariners Insider Blog

Seattle Mariners news and analysis

Mariners’ prospect Thyago Vieira puts on a show

February 17, 2017 05:53 PM